--- ./src/ap/vlan_init.c.orig
+++ ./src/ap/vlan_init.c
@@ -130,7 +130,7 @@
 	args[1] = if_index;
 
 	os_strlcpy(ifr.ifr_name, br_name, sizeof(ifr.ifr_name));
-	ifr.ifr_data = (__caddr_t) args;
+	ifr.ifr_data = (void *) args;
 
 	if (ioctl(fd, SIOCDEVPRIVATE, &ifr) < 0 && errno != EINVAL) {
 		/* No error if interface already removed. */
@@ -181,7 +181,7 @@
 	args[1] = if_index;
 
 	os_strlcpy(ifr.ifr_name, br_name, sizeof(ifr.ifr_name));
-	ifr.ifr_data = (__caddr_t) args;
+	ifr.ifr_data = (void *) args;
 
 	if (ioctl(fd, SIOCDEVPRIVATE, &ifr) < 0) {
 		if (errno == EBUSY) {
@@ -309,7 +309,7 @@
 
 	os_memset(ifindices, 0, sizeof(ifindices));
 	os_strlcpy(ifr.ifr_name, br_name, sizeof(ifr.ifr_name));
-	ifr.ifr_data = (__caddr_t) arg;
+	ifr.ifr_data = (void *) arg;
 
 	if (ioctl(fd, SIOCDEVPRIVATE, &ifr) < 0) {
 		wpa_printf(MSG_ERROR, "VLAN: %s: BRCTL_GET_PORT_LIST "